| ABE ATS |
ABEX |
303 ALTERNATIVES LLC |
|
| AMERICAN LEDGER ATS |
CSTN |
AMERICAN LEDGER ATS |
Ceased on July 31, 2021 |
| APOGEE |
APOG |
CITADEL SECURITIES LLC |
Ceased on April 2, 2015 |
| AQUA |
AQUA |
AQUA SECURITIES L.P. |
Ceased on September 16, 2022 |
| AX TRADING, LLC |
AXTN |
AX TRADING, LLC |
Ceased on April 30, 2021 |
| BARCLAYS DIRECTEX |
BCDX |
BARCLAYS CAPITAL INC. |
Ceased on October 31, 2018 |
| BIDS ATS |
BIDS |
BIDS TRADING L.P. |
|
| BNPP CORTEX ATS |
BNPX |
BNP PARIBAS SECURITIES CORP. |
|
| BOATS |
BLUE |
BLUE OCEAN ATS, LLC |
|
| CARTAX |
CARX |
CARTA CAPITAL MARKETS, LLC |
|
| CBX |
ICBX |
INSTINET, LLC |
|
| CIOI |
CIOI |
CITIGROUP GLOBAL MARKETS INC. |
Ceased on September 30, 2018 |
| CITI CROSS |
CXCX |
CITIGROUP GLOBAL MARKETS INC. |
Ceased on April 30, 2019 |
| CITIBLOC |
CBLC |
CITIGROUP GLOBAL MARKETS INC. |
Ceased on March 22, 2022 |
| CITI-ONE ATS |
ONEC |
CITIGROUP GLOBAL MARKETS INC. |
|
| CLEARLIST LLC |
CLER |
CLEARLIST LLC |
|
| CODA |
CODA |
CODA MARKETS, INC. |
f/k/a PDQ ATS |
| CROSSFINDER |
CROS |
CREDIT SUISSE SECURITIES (USA) LLC |
|
| CROSSSTREAM |
XSTM |
NATIONAL FINANCIAL SERVICES LLC |
|
| DBOT ATS, LLC |
DBOX |
DBOT ATS, LLC |
Ceased on March 31, 2020 |
| DEALERWEB |
DLTA |
DEALERWEB INC. |
|
| EQX LLC |
EQXI |
EQX LLC |
|
| FANTEX BROKERAGE SERVICES, LLC |
FTEX |
FANTEX BROKERAGE SERVICES, LLC |
Ceased on September 2, 2016 |
| FNC AG STOCK, LLC |
FNCA |
FNC AG STOCK, LLC |
|
| GCX |
MLCX |
BOFA SECURITIES, INC |
Ceased on May 20, 2022 |
| GCX |
MLCX |
MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED |
Ceased on May 10, 2019 |
| GLOBAL OTC |
ARCA |
ARCHIPELAGO TRADING SERVICES, INC. |
|
| IBKR ATS |
IATS |
INTERACTIVE BROKERS LLC |
|
| IBKR EOS ATS |
IEOS |
INTERACTIVE BROKERS LLC |
|
| IEX |
IEXG |
IEX SERVICES LLC |
Ceased on September 2, 2016 |
| INSTINCT X |
MLIX |
MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED |
Ceased on May 10, 2019 |
| INSTINCT X |
MLIX |
BOFA SECURITIES, INC. |
|
| INSTINET BLOCKCROSS |
BLKX |
INSTINET, LLC |
Used PULX prior to February 2, 2015. Ownership change: State Street to Instinet eff. August 11, 2017 |
| INTELLIGENTCROSS ATS |
INCR |
INTELLIGENT CROSS LLC |
|
| INVESTX GEM |
INVX |
INVESTX MARKETS LLC |
|
| INX SECURITIES, LLC |
SWCL |
OPENFINANCE SECURITIES, LLC; INX SECURITIES, LLC |
f/k/a OPENFINANCESECURITIES, OPENFINANCE, OPENFINANCE NETWORK, CFX MARKETS, SAGEWORKS CAPITAL |
| JET-X |
JEFX |
JEFFERIES EXECUTION SERVICES, INC. |
Ceased on April 1, 2016 |
| JPB-X |
JPBX |
J.P. MORGAN SECURITIES LLC |
|
| JPM-X |
JPMX |
J.P. MORGAN SECURITIES LLC |
|
| LEVEL ATS |
EBXL |
EBX LLC |
Ceased on February 28, 2022 |
| LEVEL ATS |
EBXL |
LUMINEX TRADING & ANALYTICS LLC |
|
| LEX MARKETS LLC |
LEXA |
LEX |
Ceased on February 28, 2023 |
| LIGHT POOL |
LTPL |
CREDIT SUISSE SECURITIES (USA) LLC |
Ceased on December 1, 2016 |
| LIQUIDNET H2O ATS |
LQNA |
LIQUIDNET, INC. |
|
| LIQUIDNET NEGOTIATION ATS |
LQNT |
LIQUIDNET, INC. |
|
| LIQUIFI |
LQFI |
CITIGROUP GLOBAL MARKETS INC. |
Ceased on November 7, 2016 |
| LUMINEX ATS |
LMNX |
LUMINEX TRADING & ANALYTICS LLC |
|
| MAGMA ATS |
MAGM |
TOR BROKERAGE LLC |
Ceased on September 4, 2019 |
| MERRILL LYNCH (ATS-1) |
MLVX |
MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED |
Ceased on June 1, 2016 |
| MILLENNIUM |
NYFX |
CONVERGEX EXECUTION SOLUTIONS LLC |
Ceased on June 23, 2017 |
| MS POOL (ATS-4) |
MSPL |
MORGAN STANLEY & CO. LLC |
|
| MS RPOOL (ATS-6) |
MSRP |
MORGAN STANLEY & CO. LLC |
|
| MS TRAJECTORY CROSS (ATS-1) |
MSTX |
MORGAN STANLEY & CO. LLC |
|
| NFSTX, LLC |
NFST |
NFSTX, LLC |
|
| NORTH CAPITAL PRIVATE SECURITIES CORPORATION |
PPEX |
NORTH CAPITAL PRIVATE SECURITIES CORPORATION |
Ceased on June 30, 2019 |
| NORTH CAPITAL PRIVATE SECURITIES CORPORATION |
PPEX |
"PUBLIC PRIVATE EXECUTION NETWORK, PPEX, PPEX ATS" |
|
| NXP |
DASH |
DASH FINANCIAL LLC |
Used DFIN prior to March 21, 2017. Ceased on March 31, 2020 |
| OASIS PRO MARKETS LLC |
OPML |
OASIS PRO MARKETS LLC |
|
| ONECHRONOS |
CGXS |
ONECHRONOS MARKETS LLC |
|
| OTC LINK ATS |
OTCL |
OTC LINK LLC |
MPID change from OTCR to OTCL |
| OTC LINK ECN ATS |
OTCX |
OTC LINK LLC |
|
| OTC LINK NQB IDQS |
OTCN |
OTC LINK LLC |
|
| POSIT |
ITGP |
VIRTU ITG LLC |
Ceased on June 1, 2020 |
| POSIT |
ITGP |
VIRTU AMERICAS LLC |
|
| PROMETHEUM EMBER ATS INC. |
PEAT |
PROMETHEUM ATS; PEATS |
|
| PURESTREAM |
PURE |
PURESTREAM, LLC |
|
| REALTO SECURITIES ALTERNATIVE TRADING SYSTEM |
ALTS |
REALTO SECURITIES, LLC |
|
| RIVERCROSS |
RCSL |
RIVER CROSS SECURITES, LP |
Ceased on February 1, 2017 |
| SECURITIZE MARKETS ATS |
SMKT |
SECURITIZE MARKETS, LLC |
Name change from Distributed Technology Markets ATS to SECURITIZE MARKETS ATS |
| SHARENETT ATS |
SHNT |
SHARENETT SECURITIES LLC |
|
| SIGMA X |
SGMA |
GOLDMAN SACHS EXECUTION & CLEARING, L.P. |
Ceased on July 3, 2017 |
| SIGMA X2 |
SGMT |
GOLDMAN, SACHS & CO. |
|
| STARTENGINE SECONDARY |
STAR |
STARTENGINE PRIMARY LLC |
Ceased on December 31, 2019 |
| STARTENGINE SECONDARY |
STEN |
STARTENGINE PRIMARY LLC |
|
| STIFEL X |
STFX |
STIFEL, NICOLAUS & COMPANY, INCORPORATED |
|
| SUPERX ATS |
DBAX |
DEUTSCHE BANK SECURITIES INC. |
Ceased on September 24, 2021 |
| TEXTURE ATS |
TXTR |
TEXTURE CAPITAL INC. |
|
| THE BARCLAYS ATS |
LATS |
BARCLAYS CAPITAL INC. |
|
| THE RIALTO MARKETBOARD |
RIAL |
RIALTO MARKETS LLC |
f/k/a RIALTO TRADING NETWORK LLC (Had initially Ceased Operations on January 31, 2020) |
| TOR ATS |
TORB |
TOR BROKERAGE, LLC |
|
| TRADEBOOK |
BTBK |
BLOOMBERG TRADEBOOK LLC |
Ceased on September 1, 2016 |
| TRIPLESHOT |
TSBX |
TRIPLESHOT, LLC |
Ceased on March 1, 2016 |
| TZERO ATS |
PROS |
TZERO ATS, LLC |
f/k/a PRO Securities (PRO Securities LLC). Ceased on 6/18/2021 |
| UBS ATS |
UBSA |
UBS SECURITIES LLC |
|
| USTOCKTRADE SECURITIES, INC. |
USTK |
USTOCKTRADE SECURITIES, INC. |
Ceased on January 17, 2022 |
| VARIABLE INVESTMENT ADVISORS, INC. ATS (VIAATS) |
VIAT |
VARIABLE INVESTMENT ADVISORS, INC. |
|
| VIRTU MATCHIT ATS |
KCGM |
VIRTU AMERICAS LLC |
f/k/a KCG MatchIt |
| VIRTU NIGHT MARKET ALTERNATIVE TRADING SYSTEM |
VNMS |
VIRTU NIGHT MARKET SYSTEM; VIRTU NIGHT MARKET; VNMS |
Ceased on February 28, 2019 |
| VORTEX |
VRTX |
CONVERGEX EXECUTION SOLUTIONS LLC |
Ceased on October 1, 2015 |
| XE |
WDNX |
WEEDEN & CO.L.P. |
Ceased on August 5, 2019 |
| XE |
PJCX |
PIPER SANDLER & CO. |
Name change from PIPER JAFFRAY & CO to PIPER SANDLER & CO. |
